Delta Passengers Surprised by Penguins, First-class penguins take tour of plane, Penguins, flying first class, delight passengers on Delta flight (VIDEO), More than 300 Delta passengers enjoy unexpected in-flight entertainment from Pete and Penny. "Is anyone here allergic to penguins?" the captain of Delta Flight 486 from Atlanta to New York asked passengers—including this writer—on Wednesday night. "No? Alright, we have a surprise for you." Passengers begin snapping pictures as penguins began scurrying down the aisle.